Igneous Rocks

igneous rock  • Igneous rocks form the framework for the earth's crust Page 2 2 General Characteristics of Magma • Igneous rocks form as molten rock cools and solidifies  Below is an alphabetical list of igneous rocks If you know the name of a rock and want to learn more about it, clicking on the name will take

Igneous rocks are formed from the solidification of molten rock material There are two basic types: 1) intrusive igneous rocks such as diorite, gabbro, Igneous rock comprises a large amount of the planet earth's crust To illustrate, geologists today understand that about 90% of the earth's oceanic crust, and

Granite Rock Type: Igneous An intrusive igneous rock that is felsic in composition and phaneritic in texture The minerals that are most In essence, igneous rocks are formed through the cooling and solidification of magma As hot, molten rock rises to the surface, it